soap film gas meter

例句：

1. 1.The soap film gas meter is used to measure the flow rate of gases.
   肥皂膜气体流量计用于测量气体的流量。
2. 2.The soap film gas meter is an important tool for monitoring industrial processes.
   肥皂膜气体流量计是监测工业过程中的重要工具。
3. 3.The soap film gas meter was developed to improve efficiency in gas measurement.
   肥皂膜气体流量计的开发是为了提高气体测量的效率。